package exp1;

import java.util.ArrayList;

/**
 * Created by 蜡笔小新丶 on 2017/9/25.
 */
public class ArrayListTest extends ArrayList{
    @Override
    public boolean isEmpty() {
        return super.isEmpty();
    }

    @Override
    public boolean add(Object o) {
        return super.add(o);
    }

    @Override
    public Object remove(int index) {
        return super.remove(index);
    }
}
